Home / 4,843,640.20-7,260,276.30-1,645,803.40

Finding the Fourth Proportional to 4,843,640.20, 7,260,276.30 and 1,645,803.40

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Solution

The fourth proportional to 4,843,640.20, 7,260,276.30 and 1,645,803.40 is: 2,466,943.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843,640.20 : 7,260,276.30 = 1,645,803.40 : x
  2. Step 2: Convert to fraction form
    4,843,640.20/7,260,276.30 = 1,645,803.40/x
  3. Step 3: Cross multiply
    4,843,640.20x = 7,260,276.30 × 1,645,803.40
  4. Step 4: Simplify right side
    4,843,640.20x = 11,948,987,419,479.42
  5. Step 5: Solve for x
    x = 11,948,987,419,479.42/4,843,640.20
  6. Step 6: Final answer
    x = 2,466,943.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.